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Associate Principal Scientist, Fermentation

**Location:** Lexington, MA, USA

We are dsm-firmenich – innovators in nutrition, health, and beauty. We bring progress to life by combining the essential, the desirable, and the sustainable.

Are you passionate about advancing fermentation science and making a global impact? Join our purpose-driven team at dsm-firmenich, where innovation, diversity, and sustainability are at the heart of everything we do. We are continuing to build out our best‑in‑class fermentation capability at our Boston, MA Biotechnology Research and Development site to accelerate biotech and microbiome initiatives. As Head of the Bioprocess Team, you will link activities in fermentation and downstream recovery technologies with those in other functional disciplines, including strain engineering, data science, microbiome and analytical chemistry. You’ll manage a team of scientists in the Bioprocess Sciences Team, as well as lead close interactions with the Microbiome team and other global dsm-firmenich R&D, piloting, and manufacturing sites.

Your Key Responsibilities:

+ Define the Lexington fermentation strategy and roadmap; champion best practices in aerobic and anaerobic processing from millilitre to 10 L scales.

+ Drive continuous improvement of methods, experimental setups, and workflows across R&D teams.

+ Mentor, coach, and empower a diverse team of Scientists and Engineers, fostering an inclusive environment where all voices are values. Serve as a problem-solving consultant to internal and external project team members, including laboratory and biomanufacturing personnel.

+ Lead communications with internal collaborators, third parties, and strategic partners.

+ Work closely with the Lexington Strain Engineering Team and Microbiome Team to direct the development and implementation of (an)aerobic fermentation protocols to identify improved organisms and develop novel processes. Coordinate cross‑site experiments and knowledge transfer; clearly communicate progress and risks to stakeholders.

+ Ensure compliance to quality, environmental, occupational health & safety procedures; uphold aseptic techniques and contamination control. Promote a positive, safe and compliant work environment.

+ Work setting: Lab‑based leadership role with hands‑on experimentation and on‑the‑shopfloor coaching.

We Offer:

+ Highly motivated, professional and committed multicultural and interdisciplinary team.

+ An opportunity to put your scientific skills into practice with innovations in nutrition, health and beauty.

+ A place to grow and develop your skills while you mentor and lead a team.

+ A globally connected R&D environment with diverse perspectives, advanced facilities, international exposure, and support for professional growth through training and knowledge‑exchange programs.

+ A commitment to science-based innovations with 2,000 scientists and $700 M annual Science & Research investments.

+ We welcome applicants from all backgrounds who meet the experience criteria and share our commitment to scientific excellence and teamwork.

+ Competitive compensation, comprehensive benefits, flexible work arrangements, and support for personal and professional growth.

You Bring:

+ PhD plus 8 years of experience or MSc plus 15 years of experience in Fermentation Science, Biotechnology, Biochemical Engineering, Metabolic Engineering, Microbiology, or related field - or equivalent industry experience.

+ Extensive experience with bench scale (10 ml to 10 L) anaerobic and aerobic microbial fermentation equipment and technology leveraging yeast, fungi, and bacteria.

+ Understanding of scale-up / scale-down of fermentation and downstream recovery operations.

+ Broad microbial physiology and gut microbiome research expertise is a strong plus.

+ Previous industry and direct team leadership experience with excellent project management and organizational skills (Minimum 5 years of team leadership required).

+ Exposure to lab automation workflows and digital bioprocess tools; comfort contributing to internal digital platforms. Experience with data analysis and statistical software packages.

+ Background collaborating with strain engineering and analytical chemistry teams (omics, modelling, protein engineering) to translate strain capabilities into bioprocess wins.

+ Organized, quality‑minded, problem‑solving orientation; thrives in collaborative, interdisciplinary environments as well as with external collaborator R&D setting.

The salary or hourly wage scale provided reflects the pay range dsm-firmenich expects to pay the successful candidate for the position. Individual pay offered will be based on the applicant’s job-related skills, experience, relevant education, or training, and primary work location. This position is also eligible for bonuses and benefits, which are not included in the pay scale provided. Salary $150,000 -$190,000.

About dsm-firmenich

At dsm-firmenich, we don’t just meet expectations – we go beyond them.

Join our global team powered by science, creativity, and a shared purpose: to bring progress to life.

From elevating health to making fortified food and sustainable skincare, the impact of your work here will be felt by millions – every single day. Whether it’s fragrance that helps you focus, alternative meat that’s better for the planet, or reducing sugar without losing flavor, this is where you help shape the future of nutrition, health, and beauty for everyone, everywhere.

And while you’re making a difference, we’ll make sure you’re growing too. With learning that never stops, a culture that lifts you up and the freedom to move across businesses, teams, and borders. Your voice matters here. And your ideas? They’re essential to our future.

Because real progress only happens when we **go beyond, together** .

The application process

Interested in this position? Please apply online by uploading your resume in English by December 1, 2025.

Inclusion, belonging and equal opportunity statement

At dsm-firmenich, we believe being a force for good starts with the way we treat each other. When people feel supported, included, and free to be themselves, they do their best work – and that’s exactly the kind of culture we’re building. A place where opportunity is truly equal, authenticity is celebrated, and everyone has the chance to grow, contribute, and feel they belong.

We’re proud to be an equal opportunity employer, and we’re serious about making our hiring process as fair and inclusive as possible. From inclusive language and diverse interview panels to thoughtful sourcing, we’re committed to reflecting the world we serve.

We welcome candidates from all backgrounds — no matter your gender, ethnicity, sexual orientation, or anything else that makes you, you.

And if you have a disability or need any support through the application process, we’re here to help – just let us know what you need, and we’ll do everything we can to make it work.

Agency statement

We’re managing this search directly at dsm-firmenich. If you’re applying as an individual, we’d love to hear from you. We’re not accepting agency submissions or proposals involving fees or commissions for this role